Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Zhe Wang0
Hui-Yin Li0
Yat Sun Or0
Yonghua Gai0
Datong Tang0
Guoyou Xu0
Date of Patent
June 10, 2008
0Patent Application Number
110574760
Date Filed
February 14, 2005
0Patent Primary Examiner
Patent abstract
The present invention includes EP-13420 polymorphic crystalline forms: Form I, Form II, Form Ia, and monohydrate and amorphous EP-13420 which posses distinct physical properties. In another embodiment of the present invention, there are provided methods of producing the various polymorphic forms in pure form or in combination with one another. The present invention also provides pharmaceutical compositions and formulations comprising the polymorphic and amorphous forms and methods of treating bacterial infections by administering the pharmaceutical compositions to a subject in need of such treatment.
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